mirror of
https://github.com/ivabus/pantry
synced 2024-09-20 00:30:48 +03:00
56 lines
1.3 KiB
Diff
56 lines
1.3 KiB
Diff
diff --git a/src/file.h b/src/file.h
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index 85675df..8d0f058 100644
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--- a/src/file.h
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+++ b/src/file.h
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@@ -95,9 +95,10 @@
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#define ENABLE_CONDITIONALS
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-#ifndef MAGIC
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-#define MAGIC "/etc/magic"
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-#endif
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+const char *tea_get_lib_dir(void);
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+
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+#undef MAGIC
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+#define MAGIC tea_get_lib_dir()
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#if defined(__EMX__) || defined (WIN32)
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#define PATHSEP ';'
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diff --git a/src/magic.c b/src/magic.c
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index 7768497..84e8ba7 100644
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--- a/src/magic.c
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+++ b/src/magic.c
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@@ -257,7 +257,7 @@ magic_getpath(const char *magicfile, int action)
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return magicfile;
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magicfile = getenv("MAGIC");
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- if (magicfile != NULL)
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+ if (magicfile != NULL && magicfile[0] == '/')
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return magicfile;
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return action == FILE_LOAD ? get_default_magic() : MAGIC;
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@@ -678,3 +678,23 @@ magic_getparam(struct magic_set *ms, int param, void *val)
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return -1;
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}
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}
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+
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+
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+#include <libgen.h>
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+
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+/// returns the library dir of our relocatable installation
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+protected const char *tea_get_lib_dir(void) {
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+ char path[MAXPATHLEN + 1] = {0};
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+ uint32_t len = sizeof(path) - 1;
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+#if __APPLE__
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+ int rv = _NSGetExecutablePath(path, &len);
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+#else
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+ int rv = readlink("/proc/self/exe", path, len - 1);
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+#endif
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+ if (rv != -1) {
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+ sprintf(path, "%s/%s", dirname(dirname(path)), "share/misc/magic");
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+ return strdup(path) ?: "/etc/magic";
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+ } else {
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+ return "/etc/magic";
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+ }
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+}
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