mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-23 06:01:15 +00:00
cb546965bc
are recognized patches (5 out of 6 are in Debian stable). Required for the arb package. svn path=/nixpkgs/trunk/; revision=12952
382 lines
9 KiB
Diff
382 lines
9 KiB
Diff
Index: lesstif2-0.95.0/lib/Xm-2.1/XpmRdFToI.c
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===================================================================
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--- lesstif2-0.95.0.orig/lib/Xm-2.1/XpmRdFToI.c 2004-11-18 22:00:58.000000000 +0100
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+++ lesstif2-0.95.0/lib/Xm-2.1/XpmRdFToI.c 2006-07-11 11:13:29.000000000 +0200
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@@ -44,11 +44,15 @@
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DebugUtil.h! */
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#include <stdio.h>
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#include <string.h>
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+#include <errno.h>
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#include <ctype.h>
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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+#ifdef HAVE_SYS_WAIT_H
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+#include <sys/wait.h>
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+#endif
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#ifdef HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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@@ -87,16 +91,6 @@
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strcpy(dst, src); \
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else return (XpmFileInvalid); }
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#endif
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-#include <sys/stat.h>
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-#if !defined(NO_ZPIPE) && defined(WIN32)
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-# define popen _popen
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-# define pclose _pclose
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-# if defined(STAT_ZFILE)
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-# include <io.h>
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-# define stat _stat
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-# define fstat _fstat
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-# endif
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-#endif
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LFUNC(OpenReadFile, int, (char *filename, xpmData *mdata));
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LFUNC(xpmDataClose, void, (xpmData *mdata));
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@@ -173,90 +167,131 @@
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}
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#endif /* CXPMPROG */
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-/*
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- * open the given file to be read as an xpmData which is returned.
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- */
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#ifndef NO_ZPIPE
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- FILE *s_popen(char *cmd, const char *type);
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-#else
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-# define s_popen popen
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+/* Do not depend on errno after read_through */
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+FILE*
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+xpmPipeThrough(fd, cmd, arg1, mode)
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+ int fd;
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+ const char* cmd;
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+ const char* arg1;
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+ const char* mode;
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+{
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+ FILE* fp;
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+ int status, fds[2], in = 0, out = 1;
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+ pid_t pid;
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+ if ( 'w' == *mode )
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+ out = 0, in = 1;
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+ if ( pipe(fds) < 0 )
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+ return NULL;
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+ pid = fork();
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+ if ( pid < 0 )
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+ goto fail1;
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+ if ( 0 == pid )
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+ {
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+ close(fds[in]);
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+ if ( dup2(fds[out], out) < 0 )
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+ goto err;
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+ close(fds[out]);
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+ if ( dup2(fd, in) < 0 )
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+ goto err;
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+ close(fd);
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+ pid = fork();
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+ if ( pid < 0 )
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+ goto err;
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+ if ( 0 == pid )
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+ {
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+ execlp(cmd, cmd, arg1, NULL);
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+ perror(cmd);
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+ goto err;
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+ }
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+ _exit(0);
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+ err:
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+ _exit(1);
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+ }
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+ close(fds[out]);
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+ /* calling process: wait for first child */
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+ while ( waitpid(pid, &status, 0) < 0 && EINTR == errno )
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+ ;
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+ if ( WIFSIGNALED(status) ||
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+ (WIFEXITED(status) && WEXITSTATUS(status) != 0) )
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+ goto fail2;
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+ fp = fdopen(fds[in], mode);
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+ if ( !fp )
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+ goto fail2;
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+ close(fd); /* still open in 2nd child */
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+ return fp;
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+fail1:
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+ close(fds[out]);
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+fail2:
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+ close(fds[in]);
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+ return NULL;
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+}
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#endif
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+/*
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+ * open the given file to be read as an xpmData which is returned.
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+ */
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static int
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OpenReadFile(filename, mdata)
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char *filename;
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xpmData *mdata;
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{
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-#ifndef NO_ZPIPE
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- char buf[BUFSIZ];
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-# ifdef STAT_ZFILE
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- char *compressfile;
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- struct stat status;
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-# endif
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-#endif
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-
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if (!filename) {
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mdata->stream.file = (stdin);
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mdata->type = XPMFILE;
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} else {
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-#ifndef NO_ZPIPE
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- size_t len = strlen(filename);
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-
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- if(len == 0 ||
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- filename[len-1] == '/')
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- return(XpmOpenFailed);
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- if ((len > 2) && !strcmp(".Z", filename + (len - 2))) {
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- mdata->type = XPMPIPE;
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- snprintf(buf, sizeof(buf), "uncompress -c \"%s\"", filename);
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- if (!(mdata->stream.file = s_popen(buf, "r")))
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- return (XpmOpenFailed);
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-
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- } else if ((len > 3) && !strcmp(".gz", filename + (len - 3))) {
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- mdata->type = XPMPIPE;
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- snprintf(buf, sizeof(buf), "gunzip -qc \"%s\"", filename);
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- if (!(mdata->stream.file = s_popen(buf, "r")))
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- return (XpmOpenFailed);
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-
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- } else {
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-# ifdef STAT_ZFILE
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- if (!(compressfile = (char *) XpmMalloc(len + 4)))
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+ int fd = open(filename, O_RDONLY);
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+#if defined(NO_ZPIPE)
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+ if ( fd < 0 )
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+ return XpmOpenFailed;
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+#else
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+ const char* ext = NULL;
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+ if ( fd >= 0 )
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+ ext = strrchr(filename, '.');
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+#ifdef STAT_ZFILE /* searching for z-files if the given name not found */
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+ else
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+ {
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+ size_t len = strlen(filename);
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+ char *compressfile = (char *) XpmMalloc(len + 4);
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+ if ( !compressfile )
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return (XpmNoMemory);
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-
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- snprintf(compressfile, len+4, "%s.Z", filename);
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- if (!stat(compressfile, &status)) {
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- snprintf(buf, sizeof(buf), "uncompress -c \"%s\"", compressfile);
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- if (!(mdata->stream.file = s_popen(buf, "r"))) {
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+ strcpy(compressfile, filename);
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+ strcpy(compressfile + len, ext = ".Z");
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+ fd = open(compressfile, O_RDONLY);
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+ if ( fd < 0 )
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+ {
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+ strcpy(compressfile + len, ext = ".gz");
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+ fd = open(compressfile, O_RDONLY);
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+ if ( fd < 0 )
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+ {
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XpmFree(compressfile);
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- return (XpmOpenFailed);
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- }
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- mdata->type = XPMPIPE;
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- } else {
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- snprintf(compressfile, len+4, "%s.gz", filename);
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- if (!stat(compressfile, &status)) {
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- snprintf(buf, sizeof(buf), "gunzip -c \"%s\"", compressfile);
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- if (!(mdata->stream.file = s_popen(buf, "r"))) {
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- XpmFree(compressfile);
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- return (XpmOpenFailed);
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- }
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- mdata->type = XPMPIPE;
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- } else {
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-# endif
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-#endif
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- if (!(mdata->stream.file = fopen(filename, "r"))) {
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-#if !defined(NO_ZPIPE) && defined(STAT_ZFILE)
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- XpmFree(compressfile);
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-#endif
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- return (XpmOpenFailed);
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- }
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- mdata->type = XPMFILE;
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-#ifndef NO_ZPIPE
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-# ifdef STAT_ZFILE
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+ return XpmOpenFailed;
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}
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}
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XpmFree(compressfile);
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-# endif
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}
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#endif
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+ if ( ext && !strcmp(ext, ".Z") )
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+ {
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+ mdata->type = XPMPIPE;
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+ mdata->stream.file = xpmPipeThrough(fd, "uncompress", "-c", "r");
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+ }
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+ else if ( ext && !strcmp(ext, ".gz") )
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+ {
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+ mdata->type = XPMPIPE;
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+ mdata->stream.file = xpmPipeThrough(fd, "gunzip", "-qc", "r");
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+ }
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+ else
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+#endif /* z-files */
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+ {
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+ mdata->type = XPMFILE;
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+ mdata->stream.file = fdopen(fd, "r");
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+ }
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+ if (!mdata->stream.file)
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+ {
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+ close(fd);
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+ return (XpmOpenFailed);
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+ }
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}
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mdata->CommentLength = 0;
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#ifdef CXPMPROG
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@@ -273,15 +308,6 @@
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xpmDataClose(mdata)
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xpmData *mdata;
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{
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- switch (mdata->type) {
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- case XPMFILE:
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- if (mdata->stream.file != (stdin))
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- fclose(mdata->stream.file);
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- break;
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-#ifndef NO_ZPIPE
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- case XPMPIPE:
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+ if (mdata->stream.file != (stdin))
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fclose(mdata->stream.file);
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- break;
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-#endif
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- }
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}
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Index: lesstif2-0.95.0/lib/Xm-2.1/XpmWrFFrI.c
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===================================================================
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--- lesstif2-0.95.0.orig/lib/Xm-2.1/XpmWrFFrI.c 2005-04-13 20:03:27.000000000 +0200
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+++ lesstif2-0.95.0/lib/Xm-2.1/XpmWrFFrI.c 2006-07-11 11:13:29.000000000 +0200
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@@ -50,11 +50,15 @@
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DebugUtil.h! */
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#include <stdio.h>
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#include <string.h>
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+#include <errno.h>
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#include <ctype.h>
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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+#ifdef HAVE_SYS_WAIT_H
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+#include <sys/wait.h>
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+#endif
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#ifdef HAVE_SYS_STAT_H
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#include <sys/stat.h>
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#endif
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@@ -94,11 +98,6 @@
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else return (XpmFileInvalid); }
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#endif
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-#if !defined(NO_ZPIPE) && defined(WIN32)
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-# define popen _popen
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-# define pclose _pclose
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-#endif
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-
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/* MS Windows define a function called WriteFile @#%#&!!! */
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LFUNC(xpmWriteFile, int, (FILE *file, XpmImage *image, char *name,
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XpmInfo *info));
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@@ -354,58 +353,48 @@
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fprintf(file, ",\n\"XPMENDEXT\"");
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}
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+
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+#ifndef NO_ZPIPE
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+FUNC(xpmPipeThrough, FILE*, (int fd,
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+ const char* cmd,
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+ const char* arg1,
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+ const char* mode));
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+#endif
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+
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/*
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* open the given file to be written as an xpmData which is returned
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*/
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-#ifndef NO_ZPIPE
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- FILE *s_popen(char *cmd, const char *type);
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-#else
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-# define s_popen popen
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-#endif
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static int
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OpenWriteFile(filename, mdata)
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char *filename;
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xpmData *mdata;
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{
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-#ifndef NO_ZPIPE
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- char buf[BUFSIZ];
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-
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-#endif
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-
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if (!filename) {
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mdata->stream.file = (stdout);
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mdata->type = XPMFILE;
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} else {
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#ifndef NO_ZPIPE
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- size_t len = strlen(filename);
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-
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- if(len == 0 ||
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- filename[0] == '/' ||
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- strstr(filename, "../") != NULL ||
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- filename[len-1] == '/')
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- return(XpmOpenFailed);
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-
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+ size_t len;
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+#endif
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+ int fd = open(filename, O_WRONLY|O_CREAT|O_TRUNC, 0644);
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+ if ( fd < 0 )
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+ return(XpmOpenFailed);
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+#ifndef NO_ZPIPE
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+ len = strlen(filename);
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if (len > 2 && !strcmp(".Z", filename + (len - 2))) {
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- snprintf(buf, sizeof(buf), "compress > \"%s\"", filename);
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- if (!(mdata->stream.file = s_popen(buf, "w")))
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- return (XpmOpenFailed);
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-
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+ mdata->stream.file = xpmPipeThrough(fd, "compress", NULL, "w");
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mdata->type = XPMPIPE;
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} else if (len > 3 && !strcmp(".gz", filename + (len - 3))) {
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- snprintf(buf, sizeof(buf), "gzip -q > \"%s\"", filename);
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- if (!(mdata->stream.file = s_popen(buf, "w")))
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- return (XpmOpenFailed);
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-
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+ mdata->stream.file = xpmPipeThrough(fd, "gzip", "-q", "w");
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mdata->type = XPMPIPE;
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- } else {
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+ } else
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#endif
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- if (!(mdata->stream.file = fopen(filename, "w")))
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- return (XpmOpenFailed);
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-
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+ {
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+ mdata->stream.file = fdopen(fd, "w");
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mdata->type = XPMFILE;
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-#ifndef NO_ZPIPE
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}
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-#endif
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+ if (!mdata->stream.file)
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+ return (XpmOpenFailed);
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}
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return (XpmSuccess);
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}
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@@ -417,15 +406,6 @@
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xpmDataClose(mdata)
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xpmData *mdata;
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{
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- switch (mdata->type) {
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- case XPMFILE:
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- if (mdata->stream.file != (stdout))
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- fclose(mdata->stream.file);
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- break;
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-#ifndef NO_ZPIPE
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- case XPMPIPE:
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+ if (mdata->stream.file != (stdout))
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fclose(mdata->stream.file);
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- break;
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-#endif
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- }
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}
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